RE: Mixed return type - boolean and array/resource/closure or object

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> -----Original Message-----
> From: Christoph Becker [mailto:cmbecker69@xxxxxx]
> Sent: Tuesday, March 04, 2014 1:27 AM
> To: Robert Stoll; php-general@xxxxxxxxxxxxx
> Subject: Re: Mixed return type - boolean and array/resource/closure or object
> 
> Robert Stoll wrote:
> 
> > I would like to know if a PHP built-in function/method exists which returns one of the following combinations
> > - a boolean or an array
> > - a boolean or a resource
> > - a boolean or a closure
> > - a boolean or an object
> >
> > I searched in the language manual, but it is quite hard to be honest since there is not really an overview.
> > Please get back to me if you are certain that there is not such a function/method or give me an example if there is
one.
> 
> Off the top of my head, I can only name functions that return
> resource/boolean, such as fopen().  But as boolean might be used as
> failure indicator, there may be functions with the other return types.
> 
> BTW: what do you need that information for?
> 
> --
> Christoph M. Becker

Thank you, I see that the signature in the documentation is not appropriate. My first thought was also fopen but well,
the documentation confused me :)


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